<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <h2>网络游戏排行榜</h2>
    <ol type="A">
        <li>英雄联盟</li>
        <li>吃鸡</li>
        <li>蛋仔派对</li>
    </ol>

    <h2>YC12507班可爱的同学们</h2>
    <ul type="none">
        <li>陆伟铭</li>
        <li>蒋劲宇</li>
        <li>程煜</li>
        <li>韩笑文</li>
        <li>吴易</li>
        <li>朱浩文</li>
    </ul>

    <hr>

    <img src="images/1.jpg" alt="这是一个小海豚" 
        style="width: 200px; height: 200px; border-radius: 50%;">

</body>
</html>